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OpenStudy (anonymous):
Use the information to find the length of CD in parallelogram ABCD. The perimeter is 92 cm. AD is 7 cm more than twice AB. (Hint: Sketch the diagram.)
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jimthompson5910 (jim_thompson5910):
|dw:1353192724250:dw|
jimthompson5910 (jim_thompson5910):
Since the perimeter is 92, we can say s1 + s2 + s3 + s4 = P x + (2x+7) + x + (2x+7) = 92 6x + 14 = 92 I'll let you finish
OpenStudy (anonymous):
so it would be 13?
jimthompson5910 (jim_thompson5910):
x is 13, yes so CD is also 13
OpenStudy (anonymous):
thankyou!!
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jimthompson5910 (jim_thompson5910):
yw
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